Amazon Kindle flaunts a massive library of ebooks from Amazon's ecosystem, but some of the ebooks that we have are in outside file formats, such as PDF and EPUB. A kindle e-book reader is pictured at ...

Kindles are a boon for book lovers. It is a great device that lets you enjoy your favorite genres anytime and anywhere. However, at times users find it difficult to read e-books saved in PDF format.

A Kindle works fine on its own, but it becomes a lot more useful when you use it with select free apps. You can use things like Calibre, Libby, Send to Kindle, Instapaper, and StoryGraph to convert, ...